package com.zrrd.gmall.rabbit.service;

import org.springframework.amqp.AmqpException;
import org.springframework.amqp.core.Message;
import org.springframework.amqp.core.MessagePostProcessor;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

@Service
public class RabbitService {
    @Autowired
    private RabbitTemplate rabbitTemplate;
    //发信息
    public  boolean senMessage(String exchange, String routingKey,Object message){
        rabbitTemplate.convertAndSend(exchange,routingKey,message);
        return true;

    }
    //发送延迟消息
    public boolean sendDelayMessage(String exchange,String routingKey,Object message,int delayTime){
        rabbitTemplate.convertAndSend(exchange, routingKey, message, new MessagePostProcessor() {
            @Override
            public Message postProcessMessage(Message message) throws AmqpException {
                //设置延迟时间
                message.getMessageProperties().setDelay(delayTime * 1000);

                return message;
            }
        });
        return true;
    }
}
